Glossary embroidery & apparel decoration terms

Fine cord of natural or synthetic material made from two or more filaments twisted together and used for stitching. Machine embroidery threads come in rayon, which has a high sheen; cotton, which has a duller finish than rayon but is available in very fine deniers; polyester, which is strong and colorfast; metallics, which have a high luster and are composed of a synthetic core wrapped in metal foil; and acrylic, which has rayon's sheen.